Home / 137,070,662.54-205,585,769.49-40,000,306.68

Finding the Fourth Proportional to 137,070,662.54, 205,585,769.49 and 40,000,306.68

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Solution

The fourth proportional to 137,070,662.54, 205,585,769.49 and 40,000,306.68 is: 59,994,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,070,662.54 : 205,585,769.49 = 40,000,306.68 : x
  2. Step 2: Convert to fraction form
    137,070,662.54/205,585,769.49 = 40,000,306.68/x
  3. Step 3: Cross multiply
    137,070,662.54x = 205,585,769.49 × 40,000,306.68
  4. Step 4: Simplify right side
    137,070,662.54x = 8,223,493,828,643,788
  5. Step 5: Solve for x
    x = 8,223,493,828,643,788/137,070,662.54
  6. Step 6: Final answer
    x = 59,994,558.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.